public function handle()
{
    if (false === file_exists($this->argument('file'))) {
        throw new FileNotFoundException('File not found');
    }

    $this->file = $this->argument('file');
    $this->comment('--- Start reading CSV file ---');

    $handle = fopen($this->file, "r");

    $outPutCsvLine = [];
    while ($csvLine = fgetcsv($handle, 1000, ',')) {
    $data = [
           'name' => $csvLine[0];
           'category_id' => $this->searchCategoryByName($csvLine[1])
    ];

        $this->createOrUpdateAliment($data);
    }


}

private function createOrUpdateAliment($data) {
    $aliment = AppAliment::where('name',$name)->first();

if (null === $aliment) {
       $aliment->create($data);
}
    else {
       .... // actualizar
   }
}